FR709832A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to stepped grate fireplaces
Assignee: Societe Francaise des Constructions Babcock and Wilcox FR
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Filing: 1931-01-19
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Granted: 1931-08-13
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Expires: 1951-01-19
Abstract
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Inventors
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Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-27 21:24
CPC Classifications
F; F23; F23B; F23B90/00; F23B90/04; F23B90/06
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